function exit() {
    alert('亲爱的请助力一下慈善事业吧！')
}


function join() {
    var aihao = prompt('请输入您要助力的慈善项目','在这里输入母亲水窖，母亲创业，母亲邮包或健康快车')
    switch (aihao) {
        case '母亲水窖':
            document.getElementById('result').innerHTML = "<div aign='center'><img src='images/mqsj.png'><br> <img src='images/mqsj1.png'><br><img src='images/mqsj2.png'><br><img src='images/ewm.png'></div>"
            break;
        
        case '母亲创业':
            document.getElementById('result').innerHTML = "<div aign='center'><img src='images/cy3.jpg'><br><img src='images/cy1.png'><br><img src='images/cy2.png'><br><img src='images/ewm.png'></div>"
            break;    
        
        case '母亲邮包':
            document.getElementById('result').innerHTML = "<div aign='center'><img src='images/mqyb.jpg'><br><img src='images/mqyb1.jpeg'><br><img src='images/mqyb2.jpeg'><br><img src='images/ewm.png'></div>"
            break;
        
        case '健康快车':
            document.getElementById('result').innerHTML = "<div aign='center'><img src='images/jkkc1.jpg'><br><img src='images/jkkc2.jpg'><br><img src='images/ewm.png'></div>"
            break;               
        default:alert('维护妇女权益，提高妇女素质，促进妇女和妇女事业发展，为构建和谐社会作出应有的贡献！')
            break;
    }
    
}